GovernmentSecondaryYears 7-12· Major Cities

Henry Kendall High School

Gosford, NSW 2250 · NSW Department of Education

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ICSEA

1030

60th percentile nationally

Above average

Total enrolments

789

Secondary

Student–teacher ratio

12:1

63.4 FTE teachers

Gender mix

51% / 49%

girls / boys

Language background

30%

non-English at home

Socio-educational advantage

Share of students in each national SEA quarter (bottom = most disadvantaged, top = most advantaged).

Bottom: 23%
Lower-mid: 28%
Upper-mid: 30%
Top: 19%

Source: ACARA My School 2025. ICSEA reflects the socio-educational background of a school's students — not academic results or teaching quality. National average = 1000. See data sources.